Cosrou is a coastal village in southern Ivory Coast. It is in the sub-prefecture of Toupah, Dabou Department, Grands-Ponts Region, Lagunes District. It lies on Cosrou Bay (Baie de Cosrou) and by road is located west of Dabou and west of Abidjan. The area is dominated by about 3,500 hectares of savanna and plantations.

Cosrou was a commune until March 2012, when it became one of 1,126 communes nationwide that were abolished."Le gouvernement ivoirien supprime 1126 communes, et maintient 197 pour renforcer sa politique de décentralisation en cours", news.abidjan.net, 7 March 2012. J. L. Tournier was chief of the commune (cercle) in the mid to late 1940s.

Notes